2018 Jeep Renegade engine problems
190 owner complaints filed with NHTSA name the engine on the 2018 Jeep Renegade — 43% of all complaints for this model year.
What owners report
“Car has 66,000 miles. Description of the Safety Defect and Incident:Component Malfunction: The radiator cooling fan motor and the low-speed resistor circuit suffered a complete internal electrical failure. The defective part is being removed and is available for inspection upon request.Safety Risk…”
filed Jun 24, 2026
“I am writing to report a severe safety defect regarding my 2018 Jeep Renegade. The vehicle suffers from an extreme internal oil consumption defect, burning 1 quart of oil every 1,000 miles. According to certified automotive diagnostics, this is five times the normal operating rate. This rapid oil…”
filed Jun 8, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Verify Reman part number availability. Order the "R" part number for all orders:
9100624 · Service Bulletin/Repair Instructions · issued Jul 8, 2025"2.4L Excessive Oil Consumption XS1 Warranty Extension The customer may describe one or more of the following: ● Oil pressure low indicator lamp illumination between oil changes. ● Excessive oil consumption This…
09-010-25 · Service Bulletin/Repair Instructions · issued Apr 30, 2025
Engine problems in other Renegade years
| Year | Reports | Share |
|---|---|---|
| 2023 Renegade | 3 | 15% |
| 2022 Renegade | 9 | 38% |
| 2021 Renegade | 9 | 14% |
| 2020 Renegade | 21 | 34% |
| 2019 Renegade | 15 | 19% |
| 2017 Renegade | 266 | 48% |
| 2016 Renegade | 172 | 40% |
| 2015 Renegade | 161 | 32% |
Other reported problem areas on the 2018 Jeep Renegade
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.